[llvm] [Passes] Move LoopInterchange into optimization pipeline (PR #145503)

[Ryotaro Kasuga via llvm-commits]

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@@ -0,0 +1,48 @@
+; RUN: opt -passes='default<O3>' -enable-loopinterchange -disable-output \
+; RUN:     -disable-verify -verify-analysis-invalidation=0 \
+; RUN:     -debug-pass-manager=quiet %s 2>&1 | FileCheck %s
+
+; Test the position of LoopInterchange in the pass pipeline.
+
+; CHECK-NOT:  Running pass: LoopInterchangePass
+; CHECK:      Running pass: ControlHeightReductionPass
+; CHECK-NEXT: Running pass: LoopSimplifyPass
+; CHECK-NEXT: Running pass: LCSSAPass
+; CHECK-NEXT: Running pass: LoopRotatePass
+; CHECK-NEXT: Running pass: LoopDeletionPass
+; CHECK-NEXT: Running pass: LoopRotatePass
+; CHECK-NEXT: Running pass: LoopDeletionPass
+; CHECK-NEXT: Running pass: LoopInterchangePass
+; CHECK-NEXT: Running pass: LoopDistributePass
+; CHECK-NEXT: Running pass: InjectTLIMappings
+; CHECK-NEXT: Running pass: LoopVectorizePass
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kasuga-fj wrote:

Please let me know if there is a better way.

https://github.com/llvm/llvm-project/pull/145503